RE-NEET Botany Class 11 Questions
57 questions
Match List-I with List-II.
Phyllotaxy is the pattern of arrangement of ________.
Match List-I with List-II.
Length of the stem at time 0 is 20 cm. The arithmetic growth rate is 30 cm per day. What is the length of the stem at the end of the 7th day?
Given below are two statements:
Statement I: In gymnosperms, the male and female gametophytes remain within the sporangia.
Statement II: In gymnosperms, seeds are not covered.
In the light of the above statements, choose the most appropriate answer from the options given below:
Smooth endoplasmic reticulum _________.
How many molecules of pyruvic acid are produced at the end of glycolysis from 206 molecules of glucose?
The correct sequence of adult cell cycle phases is _________.
Cell theory was formulated by _________.
Given below are two statements :
Statement I: Chromosomes are fully condensed at the end of prophase I.
Statement II: Meiosis I resembles mitosis.
In the light of the above statements, choose the most appropriate answer from the options given below :
Which of the following statements regarding photorespiration are correct? (a) Do not occur in C₃ plants (b) CO₂ is consumed and O₂ is generated (c) Phosphoglycolate is formed (d) No synthesis of ATP and NADPH
Which of the following are characteristics of prokaryotic cells? (a) Ribosomes are made of 50S and 30S subunits (b) They can have plasmids (c) They contain mesosome (d) They have peroxisomes
Endomembrane system includes _______.
Match List-I with List-II.
Which of the following plant growth regulators promotes internode elongation prior to flowering in cabbage?
The plastid that stores xanthophyll is known as _______.
Photorespiration reaction catalyzed by RuBisCo is shown below : RuBP + O₂ → 3-Phosphoglycerate + X Identify “X” from the given options :
Match List-I with List-II.
Which of the following are characteristic features of Solanaceae family ? (a) Flowers are bisexual and actinomorphic (b) Calyx have five sepals and are united (c) Androecium have five stamens and are epipetalous (d) Ovary is inferior Choose the correct answer from the options given below :
Which pigment has absorption peak at 700 nm in the photosynthetic reaction centre PS I (P₇₀₀) ?
Mitochondrial inner membrane encloses ______.
Symbiotic association between fungi and algae are called ______.
Which of the following plant growth regulators is used as herbicide ?
How many turns of Calvin cycle are required for the formation of three molecules of glucose ?
Arrange the following taxonomic categories in ascending order. (a) Genus (b) Class (c) Order (d) Phylum (e) Family (f) Kingdom (g) Species Choose the correct answer from the options given below :
Select the correct sequence of experiments that led to a gradual understanding of photosynthesis in green plants.
Sphenopsida class belongs to ________.
Match List-I with List-II.
Which of the following is not a prokaryote?
Genus represents ________.
Mad cow disease is caused by ________.
Which of the following simple tissues are commonly found in the fruit walls of nuts and pulp of pear?
Which of the following are required for the light reaction of Photosynthesis?
A. CO2
B. O2
C. H2O
D. Chlorophyll
E. Light Choose the correct answer from the options given below:
Match List-I with List-II:
Which one of the following is not found in Gymnosperms?
Identify the incorrect pair :
Which of the following is the correct match?
Match List-I with List-II :
Match List-I with List-II:
Which of the following helps in maintenance of the pressure gradient in sieve tubes?
Mesosome in a cell is a:
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Match List-I with List-II:
Which of the following are correct about cellular respiration?
A. Cellular respiration is the breaking of C⁻C bonds of complex organic molecules by oxidation.
B. The entire cellular respiration takes place in Mitochondria.
C. Fermentation takes place under anaerobic condition in germinating seeds.
D. The fate of pyruvate formed during glycolysis depends on the type of organism also.
E. Water is formed during respiration as a result of O₂ accepting electrons and getting reduced.
Recombination between homologous chromosomes is completed by the end of
Match List-I with List-II:
F. Skoog observed that callus proliferated from the internodal segments of tobacco stem when auxins was supplied with one of the following except:
Given below are some statements about plant growth regulators.
A. All Gas are acidic in nature.
B. Auxins are antagonists to Gas.
C. Zeatin was isolated from coconut milk.
D. Ethylene induces flowering in Mango.
E. Abscisic acid induces parthenocarpy. Choose the correct set of statements from the option given below:
Which of the following examples show monocarpellary, unilocular ovary with many ovules?
Given below are two statements:
Statement I: In a dicotyledonous leaf, the adaxial epidermis generally bears more stomata than the abaxial epidermis.
Statement II: In a dicotyledonous leaf, the adaxially placed palisade parenchyma is made up of elongated cells, which are arranged vertically and parallel to each other.
In the light of the above statements, choose the correct answer from the options given below:
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